{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the applications of blockchain smart contracts in the Internet of Things (IoT) field?","a":"Data Management: Blockchain can serve as a trusted data management tool in IoT systems, ensuring the authenticity, security,  and traceability of data. Through blockchain technology, IoT devices can achieve real-time data sharing, exchange, and verification, thereby improving data processing efficiency."}]}],"pr":"398d5ec04dab77f401cc55948c67ee9a08771799fb16c19f445ad0f455978f81"}